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  3. OSX.Kitmos


Risk Level 1: Very Low

May 16, 2013
May 16, 2013 6:02:03 PM
Infection Length:
200 KB
Systems Affected:
Mac OS X
OSX.Kitmos is a Trojan horse that opens a back door on the compromised computer. The Trojan may also download and install additional malware, and steal information.

Antivirus Protection Dates

  • Initial Rapid Release version May 16, 2013 revision 020
  • Latest Rapid Release version March 5, 2015 revision 041
  • Initial Daily Certified version May 16, 2013 revision 025
  • Latest Daily Certified version March 6, 2015 revision 003
  • Initial Weekly Certified release date May 22, 2013
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

Threat Assessment


  • Wild Level: Low
  • Number of Infections: 0 - 49
  • Number of Sites: 0 - 2
  • Geographical Distribution: Low
  • Threat Containment: Easy
  • Removal: Easy


  • Damage Level: Medium
  • Payload: Opens a back door, steals information, and downloads additional malware.


  • Distribution Level: Low
Note: On May 14, 2015, modifications will be made to the threat write-ups to streamline the content. The Threat Assessment section will no longer be published as this section is no longer relevant to today's threat landscape. The Risk Level will continue to be the main threat risk assessment indicator.
Writeup By: Santiago Cortes

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